.40 vs .357 SIG: A Detailed Comparison of Two Powerful Pistol Calibers
Origins and Development: A Look Back The history behind these two rounds is critical to understanding their intended roles. The .40 Smith & Wesson (.40 S&W) was born out of a specific need. In the late 1980s, the Federal Bureau of Investigation (FBI) sought to replace their 9mm handguns with something possessing greater stopping power. … Read more